officials says the affair came to light because of an e-mail investigate by the fbi sparked by a complaint of harassing e-mails apparently sent by petraeus' auto biographer. nearly 280,000 people across the region still without power. >>> back with my exclusive interview with iranian president mahmoud ahmadinejad. when it comes to asking him questions, there's no such thing as an easy answer, especially when it comes to the holocaust. do you believe that the holocaust happened? because many jews believe that you do not think it happened, and they have a view of you because of that. >> translator: the historic event that you spoke of, i have two questions. i had two questions for quite some time, never received an answer to either one. everywhere they allow a certain amount of research, of looking into historical events. whenever there are obstacles placed on this path, then a question mark or two will arise. why such obstacles? >> what are the questions that you have about the holocaust? >> translator: why in europe has it been forbidden for anyone to conduct any research about this event?